A 5'10"-tall student casts a shadow 10 feet long at the same time a tree casts a 40-ft shadow. How tall is the tree? (Hint: The tree and its shadow are similar to the student and her shadow.) 24 ft

35' 10"

23.32 ft

34 ft

A rectangular prism has a base length of 4 cm, a base width of 2 cm, and a height of 6 cm. What would be the volume if we tripled the size of the prism?

1,296 cm3

384 cm3

432 cm3

48 cm3

How close must a fireman place a 40-foot ladder to reach a cat stuck atop a 24-foot tree? (Find the distance from the base of the ladder to the tree.)

16 ft

32 ft

64 ft